chapter CTT

session CTT = Pure +
  description "
    Author:     Lawrence C Paulson, Cambridge University Computer Laboratory
    Copyright   1991  University of Cambridge

    This is a version of Constructive Type Theory (extensional equality,
    no universes).

    Useful references on Constructive Type Theory:

    B. Nordström, K. Petersson and J. M. Smith, Programming in Martin-Löf's
    Type Theory (Oxford University Press, 1990)

    Simon Thompson, Type Theory and Functional Programming (Addison-Wesley,
    1991)
  "
  options [thy_output_source]
  directories "ex"
  theories
    CTT
    "ex/Typechecking"
    "ex/Elimination"
    "ex/Equality"
    "ex/Synthesis"
  document_files
    "root.tex"
